My iPhone for Seniors (covers all iPhone running iOS 15, including the new series 13 family), 8th Edition

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18. Maintaining and Protecting Your iPhone and Solving Problems

In this chapter, you learn how to keep an iPhone in top shape and what to do should problems happen. Topics include the following:

Getting started

Maintaining an iPhone’s software

Backing up your iPhone

Blocking unwanted calls, messages, or FaceTime requests

Finding and securing ...

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